<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<form action="/stu/studentServlet" method="post" autocapitalize="off">
    学生姓名：<input type="text"name="username"><br>
    <button type="submit">提交</button>
</form>
</body>
</html>